Operations Management
11th Edition
ISBN: 9780132921145
Author: Jay Heizer
Publisher: PEARSON
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Question
Chapter E, Problem 7P
Summary Introduction
To determine: The time taken for completing all the 7 units.
Introduction:
Learning curve:
Learning curve is based on the premise that when a person is repeating a task or job again and again, the performance of the person on that job or task will improve. It will depict relationship between cost and output over a definitive period of time.
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K
Manceville Air has just produced the first unit of a large industrial compressor that incorporated new technology in
the control circuits and a new internal venting system. The first unit took 112 hours of labor to manufacture. The
company knows from past experience that this labor content will decrease significantly as more units are produced.
In reviewing past production data, it appears that the company has experienced a 85% learning curve when producing
similar designs. The company is interested in estimating the total time to complete the next 7 units.
Your job as the production cost estimator is to prepare the estimate. Refer to able E.3
Total manufacturing time for the:
first 8 units
Learning Curve Coefficients
Unit Number (N)
8
Unit
Time
.512
80%
Total
Time
5.346
hours
Unit
Time
.614
85%
(round your response to the nearest whole number).
Total
Time
5.936
Unit
Time
729
90%
Total
Time
6.574
X
Suad Alwan, the purchasing agent for Dubai Airlines, has determined that the
second
plane took
18,000
hours to produce. Using an
85%
learning curve and a
$35-per-hour
labor charge, he wants to determine the cost of the
six
additional planes.
Part 2
Time required for the
sixth
unit =
13900
hours (round your response to the nearest whole number).
Part 3
Cost of the
sixth
unit =
486500
dollars (round your response to the nearest whole number).
Part 4
Time required for the
seventh
unit =
enter your response here
hours (round your response to the nearest whole number). Part 5. Cost of the seventh unit?
9. Manufacturer Ċ went through serious process changes in order to eliminate unnecessary
processes from the work flow. However they have to bare the slow down in the process for a
while due to this transition. They want to estimate when they can reach to the expected
performance level based on a 'learning curve' study. For a certain task they have measured a
completion time of 137 minutes in the first time an average employee finished the renewed task.
Please provide the values in the below table for three different learning rates and two different
repetition units.
2nd
4th
13th
27th
Learning Rate
70%
80%
60%
Chapter E Solutions
Operations Management
Ch. E - Prob. 1DQCh. E - Prob. 2DQCh. E - Prob. 3DQCh. E - Prob. 4DQCh. E - Prob. 5DQCh. E - Prob. 6DQCh. E - Prob. 7DQCh. E - Prob. 8DQCh. E - Prob. 1PCh. E - Prob. 2P
Ch. E - Prob. 3PCh. E - Prob. 4PCh. E - Prob. 5PCh. E - Prob. 6PCh. E - Prob. 7PCh. E - Prob. 8PCh. E - Prob. 9PCh. E - Prob. 10PCh. E - Prob. 11PCh. E - Prob. 12PCh. E - Prob. 13PCh. E - Suad Alwan, the purchasing agent for Dubai...Ch. E - Prob. 15PCh. E - Prob. 16PCh. E - Regional Power owns 25 small power generating...Ch. E - Prob. 18PCh. E - Prob. 19PCh. E - Prob. 20PCh. E - Prob. 21PCh. E - Prob. 22PCh. E - Prob. 23PCh. E - Prob. 24PCh. E - Using the accompanying log-log graph, answer the...Ch. E - Prob. 26PCh. E - Prob. 1CSCh. E - Prob. 2CSCh. E - Prob. 3CS
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